User Guide

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messaging while in the active PTT session by pushing
the PTT call to Background from the Options > Go back
from the PTT call session screen.
When PTT call is in background, you can continue to
use PTT key for oor control. PTT call screens will not be
displayed and audio control will work as usual.
Vibration of Incoming voice calls
When PTT call is in receiving state and a GSM call is
received then the phone will vibrate and PTT audio will
continue to play.
Managing Push-to-talk Services